def test_animation(make_napari_viewer):
"""Test creation of an animation class."""
viewer = make_napari_viewer()
animation = Animation(viewer)
assert animation is not None
def layer_state(image_animation: Animation):
image_animation.capture_keyframe()
return image_animation.key_frames[0].viewer_state.layers
def image_animation(make_napari_viewer):
viewer = make_napari_viewer()
viewer.add_image(np.random.random((28, 28)))
return Animation(viewer)
def empty_animation(make_napari_viewer):
# make_napari_viewer fixture is provided by napari
viewer = make_napari_viewer()
animation = Animation(viewer)
return animation
def test_animation():
"""An example of how you might test your plugin."""
animation = Animation()
assert animation is not None
"""
Display a labels layer above of an image layer using the add_labels and
add_image APIs
"""
from skimage import data
from scipy import ndimage as ndi
from napari_animation import Animation
import napari
blobs = data.binary_blobs(length=128, volume_fraction=0.1, n_dim=3)
viewer = napari.view_image(blobs.astype(float), name='blobs')
labeled = ndi.label(blobs)[0]
viewer.add_labels(labeled, name='blob ID')
animation = Animation(viewer)
viewer.update_console({'animation': animation})
viewer.dims.ndisplay = 3
viewer.camera.angles = (0.0, 0.0, 90.0)
animation.capture_keyframe()
viewer.camera.zoom = 2.4
animation.capture_keyframe()
viewer.camera.angles = (-7.0, 15.7, 62.4)
animation.capture_keyframe(steps=60)
viewer.camera.angles = (2.0, -24.4, -36.7)
animation.capture_keyframe(steps=60)
viewer.reset_view()
viewer.camera.angles = (0.0, 0.0, 90.0)
animation.capture_keyframe()
animation.animate('demo3D.mov', canvas_only=False)